Home / 12,008,608.44-18,014,019.96-3,921,626.45

Finding the Fourth Proportional to 12,008,608.44, 18,014,019.96 and 3,921,626.45

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Solution

The fourth proportional to 12,008,608.44, 18,014,019.96 and 3,921,626.45 is: 5,882,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,608.44 : 18,014,019.96 = 3,921,626.45 : x
  2. Step 2: Convert to fraction form
    12,008,608.44/18,014,019.96 = 3,921,626.45/x
  3. Step 3: Cross multiply
    12,008,608.44x = 18,014,019.96 × 3,921,626.45
  4. Step 4: Simplify right side
    12,008,608.44x = 70,644,257,145,963.95
  5. Step 5: Solve for x
    x = 70,644,257,145,963.95/12,008,608.44
  6. Step 6: Final answer
    x = 5,882,801.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.